.middle {
    display: flex;
    justify-content: center;
}

.middle > div {
    width: 900px;
    border: 1px solid gray;
    margin: 30px 0;
}

.online {
    padding: 10px;
    border-top: 1px solid gray;
}

/*-------------------*/
.online > div:nth-child(1) {
    display: flex;
    justify-content: center;
}

.online > div:nth-child(1) > div:nth-child(1) > div:nth-child(1) {
    display: flex;
    justify-content: center;
}

.online > div:nth-child(1) > div:nth-child(1) > div:nth-child(1) > div:nth-child(1) {
    display: flex;
    align-items: flex-end;
}

.online > div:nth-child(1) > div:nth-child(1) > div:nth-child(1) > div:nth-child(1) > div:nth-child(1) {
    color: rgb(230, 145, 55);
}

.online > div:nth-child(1) > div:nth-child(1) > div:nth-child(1) > div:nth-child(1) > div:nth-child(2) {
    color: gray;
    font-size: 10px;
}

/*--------------------------------*/
.online > div:nth-child(2) {
    display: flex;
    justify-content: center;
}

.online > div:nth-child(2) > div {
    width: 600px;
    /*border: 1px solid red;*/
    margin: 30px 0;
}

.form > div:nth-child(1) > div > div:nth-child(1) {
    line-height: 30px;
}

.form > div:nth-child(1) > div > div:nth-child(2) {
    /*height: 30px;*/
    /*border: 1px dashed gray;*/
    /*background-color: rgb(238,238,238);*/
    /*padding: 0 10px;*/
    /*line-height: 30px;*/
}

input[type=text] {
    width: 600px;
    line-height: 30px;
    background-color: rgb(238, 238, 238);
    border: 1px dashed gray;
}

textarea {
    height: 100px;
    width: 600px;
    background-color: rgb(238, 238, 238);
    border: 1px dashed gray;
}

.form > div:nth-child(2) {
    /*text-align: center;*/
    margin: 20px 0;
    display: flex;
    justify-content: center;

}

input[type=button] {
    background-color: rgb(230, 145, 55);
    border: none;
    color: white;
    line-height: 30px;
    padding: 0 40px;
    cursor: pointer;
    border-radius: 0 40px 40px 0;
}